Coral ID Help

[TiberianSun]

Hi All - hope everyone's 2022 is starting out great.  I need some help identifying this coral.  I need to cut out all the bad poly's but want to do some reading before i start cutting.
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[hnurge]

it looks like a green hairy mushroom/discosoma just attached to that old coral/rock. you should be able to break off that branch and mount it elsewhere. technically they can be detached, but in this case it would be easiest just to take that whole chunk of rock.